<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>v-if指令</title>
</head>
<body>
    <div id="app">
        <h1 v-if="isShow">表达式的值为真，就能显示</h1>
    </div>
    <script src="../js/vue.min.js"></script>
    <script type="text/javascript">
        var vm = new Vue({
            el: '#app',
            data: {
                isShow: true
            }
        });
    </script>
</body>
</html>